Global Plumbing Fastener Removal & Replacement Kit

The user is attempting a toilet repair in Mexico and is encountering unusual, corroded fasteners different from what's common in the US. This highlights a need for a specialized solution for DIYers in international or older home contexts where plumbing hardware varies or is heavily degraded. A product opportunity exists for a 'Global Plumbing Fastener Removal & Replacement Kit.' This kit could include a selection of specialized tools (e.g., mini-angle grinder with appropriate blades for tight spaces, rust penetrants, specialized wrenches for various fastener types) and a diverse set of replacement anchors/bolts common in different regions (e.g., concrete anchors, flange bolts for various setups). It could also include a guide or online resource detailing common international plumbing fastener types and their removal/installation techniques.